Specifications

ISU AT Command Reference Phase II AT Commands
Iridium Proprietary Version 2.45
20 June 2011 46
Test Command: +CPWD=?
Test command returns a list of pairs which present the available facilities and the maximum length of their
password. Response is in the form:
+CPWD: list of supported (<fac>,<pwdlength>)s
where <pwdlength> indicates the maximum length for the password.
Note: +CPWD is closely related to +CLCK and +CPIN. See these commands for additional information.
6.21 +CREG - Network Registration
Set Command: +CREG=[<n>]
Set command controls the presentation of an unsolicited result code +CREG: <stat> when <n>=1 and
there is a change in the ISU network registration status, or code +CREG: <stat>[,<lac>,<ci>]
when <n>=2 and there is a change in the registration status of the phone.
Valid values for <n> are:
0 disable network registration unsolicited result code (default)
1 enable network registration unsolicited result code +CREG: <stat>
2 enable network registration and location information unsolicited result code +CREG:
<stat>[,<lac>,<ci>]. <lac> indicates the location area code in string format;
<ci> is in the cell identifier which is not applicable to IRIDIUM.
<stat> can be one of the following:
0 not registered, ISU is not currently searching a new operator to register to
1 registered, home network
2 not registered, but ISU is currently searching a new operator to register to
3 registration denied
4 unknown
5 registered, roaming
Read Command: +CREG?
Read command returns the status of result code presentation and an integer <stat> which shows whether the
network registration status of the phone. Location information elements <lac> and <ci> are returned only
when <n>=2 and phone is registered in the network. Response is in the form:
+CREG: <n>,<stat>[,<lac>,<ci>]
Test Command: +CREG=?
Test command lists the supported settings for +CREG. Response is in the form:
+CREG: (list of supported <n>s)